did you check with HP on how to setup their device? Thats where you should be checking

Once you had checked with the HP8600 printer provider about, MAC ID as mentioned above.

If still you are unable to  connect HP8600  to G36, follow the below steps for more troubleshooting information:

Login on GUI 192.168.0.1, select “Connection”<> “Wi-Fi”<>Networks» on the “Primary Home Networks” and select the “Security Mode” change from WPA2/WPA3 Mixed Personal(AES)(Recommended) to WPA2-PSK(AES).